2203551315851 has 2 divisors, whose sum is σ = 2203551315852. Its totient is φ = 2203551315850.

The previous prime is 2203551315821. The next prime is 2203551315859. The reversal of 2203551315851 is 1585131553022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2203551315851 - 2⁶ = 2203551315787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2203551315799 and 2203551315808.

It is not a weakly prime, because it can be changed into another prime (2203551315859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101775657925 + 1101775657926.

It is an arithmetic number, because the mean of its divisors is an integer number (1101775657926).

Almost surely, 2^{2203551315851} is an apocalyptic number.

2203551315851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2203551315851 is an equidigital number, since it uses as much as digits as its factorization.

2203551315851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 41.

Adding to 2203551315851 its reverse (1585131553022), we get a palindrome (3788682868873).

The spelling of 2203551315851 in words is "two trillion, two hundred three billion, five hundred fifty-one million, three hundred fifteen thousand, eight hundred fifty-one".